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Prüfungsfragen und antworten 1Z0-872 Oracle

QUESTION 1
Complete the following sentence. The infofmation_schema. schemata table contains information about

A. the table structure for all databases.
B. all of the tables, triggers and views for every database.
C. all of the databases on the server, such as name, character set and collation.
D. every database’s structure including tables, triggers, stored routines, views, etc.

Answer: C

QUESTION 2
Will the following select query list all of the tables in the information_schema database? If not, why?

SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA =
‘INFORMATION_SCHEMA’ ORDER BY TABLE_NAME

A. Yes.
B. No; the INFORMATION_SCHEMA database does not contain information on itself.
C. No; the WHERE clause is incorrect. The correct field name is TABLE_SCHEMATA.
D. No; there is no table in the INFORMATION SCHEMA database called TABLES.

Answer: A

QUESTION 3
Which of the following methods can be used to find out which character sets are in use across the server?

A. SHOW CHARACTER SETS
B. Use the INFORMATION_SCHEMA.COLUMNS table
C. This can not be done

Answer: B

Prüfungsfragen und antworten 1Z0-872 Oracle